Sonus Networks to Participate in Oppenheimer Conference

WESTFORD, Mass. – (BUSINESS WIRE) – Sonus Networks, Inc. (Nasdaq: SONS), a global leader in SIP communications, today announced that Raymond P. Dolan, Chief Executive Officer, and Moe Castonguay, Chief Financial Officer, are scheduled to present at the Oppenheimer 15th Annual Technology, Internet & Communications Conference in Boston on Wednesday, August 15, 2012. The presentation will be webcast live beginning at approximately 10:25 a.m. Eastern Time. All interested parties can access the webcast live through the following link http://www.veracast.com/webcasts/opco/technology2012/89206126.cfm. The webcast will be available for replay for 90 days.

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Sonus Networks, Sonus, SONS, Oppenheimer, Technology, Internet, Communications, Conference, IP-based network solutions, SBC, SBC 5100, SBC 5200, SBC 9000, session border controller, session border control, session management, SIP trunking, Cloud VoIP communications, unified communications, UC, VoIP, IP, TDM.

About Sonus Networks

Sonus helps the world's leading communications service providers and enterprises embrace the next generation of SIP-based solutions including VoIP, video and Unified Communications through secure, reliable and scalable IP networks. With customers around the globe and 15 years of experience transforming networks to IP, Sonus has enabled service providers and enterprises to capture and retain users and generate significant ROI. Sonus products include session border controllers, policy/routing servers, subscriber feature servers and media and signaling gateways. Sonus products are supported by a global services team with experience in design, deployment and maintenance of some of the world's largest and most complex IP networks. For more information, visit www.sonus.net or call 1-855-GO-SONUS.

Important Information Regarding Forward-Looking Statements

The information in this release may contain certain forward-looking statements within the meaning of the U.S. Private Securities Litigation Reform Act of 1995 regarding future events that involve risks and uncertainties. Although Sonus believes that its expectations are based on reasonable assumptions, readers are cautioned that these forward-looking statements are only predictions and are subject to inherent uncertainties, risks and changes in circumstances that are difficult to predict. All statements other than statements of historical facts contained in this report are forward-looking statements. Our actual results may differ materially from those contemplated by the forward-looking statements. For further information regarding risks and uncertainties associated with Sonus' business, please refer to the "Management's Discussion and Analysis of Financial Condition and Results of Operations" and "Risk Factors" sections of Sonus' filings with the Securities and Exchange Commission. Any forward-looking statements represent Sonus' views only as of the date on which such statement is made, and should not be relied upon as representing Sonus' views as of any subsequent date. While Sonus may elect to update forward-looking statements at some point, Sonus specifically disclaims any obligation to do so, except as required by law.

Sonus is a registered trademark of Sonus Networks, Inc. All other company and product names may be trademarks of the respective companies with which they are associated.

Sonus Networks, Inc.
Patti Leahy, 978-614-8440
pleahy@sonusnet.com